/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package studio.raptor.sqlparser.ast.statement;

import java.util.ArrayList;
import java.util.List;
import studio.raptor.sqlparser.ast.SQLHint;
import studio.raptor.sqlparser.ast.SQLObjectImpl;

public abstract class SQLTableSourceImpl extends SQLObjectImpl implements SQLTableSource {

  protected String alias;

  protected List<SQLHint> hints;

  public SQLTableSourceImpl() {

  }

  public SQLTableSourceImpl(String alias) {

    this.alias = alias;
  }

  public String getAlias() {
    return this.alias;
  }

  public void setAlias(String alias) {
    this.alias = alias;
  }

  public int getHintsSize() {
    if (hints == null) {
      return 0;
    }

    return hints.size();
  }

  public List<SQLHint> getHints() {
    if (hints == null) {
      hints = new ArrayList<SQLHint>(2);
    }
    return hints;
  }

  public void setHints(List<SQLHint> hints) {
    this.hints = hints;
  }
}
